the apple has changed the way so many people discover music, giving you several ways to find songs based on twitter activity that will bring the most popular tracks and emerging singers. the new app puts art tests front and center. you can go to their profile to see what they listen to. think of it as maybe like a 21st century mix tape if you will. >> the mix tape. >> by the way, the birthday girl has no idea what a mix tape is. >> i do. maybe a mix cd. >> you don't remember it. >> i got to test it out. i was like, that's kind of cool. i'm following about 63 art tests. i can see who they are following. >> it's pretty cool. >> a great idea. >> did you make mix tapes? >> oh, yes. like the spring break mix tape. the breakup mix tape. the i'm in love mix tape. then you make a tape for your boyfriend and give it to him for him to listen to. >> it's now on your phone. >> there you go. >> would you ever imagine that a tabloid could play cupid? that seems to be the case for gwyneth paltrow. she said they were responsible for her and chris martin getting together. it was reported that they were h